feat: support loadConfig asynchronous

app/extend/application.js

@@ -0,0 +1,7 @@
+'use strict';
+
+module.exports = {
+  async createOss(...args) {
+    return await this.oss.createInstanceAsync.call(this.oss, ...args);
+  },
+};

lib/oss.js

@@ -1,6 +1,7 @@
 'use strict';
 
 const assert = require('assert');
+const is = require('is-type-of');
 const OSS = require('ali-oss');
 const STS = OSS.STS;
 const ClusterClient = OSS.ClusterClient;
@@ -13,8 +14,12 @@ function checkBucketConfig(config) {
 }
 
 module.exports = app => {
-  app.addSingleton('oss', (config, app) => {
+  app.addSingleton('oss', async (config, app) => {
     config = Object.assign({}, config, { urllib: app.httpclient });
+    if (is.function(config.loadConfig)) {
+      const result = config.loadConfig(config, app);
+      config = is.promise(result) ? (await result) : result;
+    }
     if (config.cluster) {
       config.cluster.forEach(checkBucketConfig);
       return new ClusterClient(config);
@@ -27,5 +32,5 @@ module.exports = app => {
     checkBucketConfig(config);
     return new OSS(config);
   });
-  app.createOss = app.oss.createInstance.bind(app.oss);
+  // app.createOss = app.oss.createInstance.bind(app.oss);
 };

package.json

@@ -19,16 +19,17 @@
     "oss"
   ],
   "dependencies": {
-    "ali-oss": "^6.0.1"
+    "ali-oss": "^6.1.1",
+    "is-type-of": "^1.2.1"
   },
   "devDependencies": {
-    "autod": "^3.0.1",
+    "autod": "^3.1.0",
     "dotenv": "^6.1.0",
-    "egg": "^2.11.2",
-    "egg-bin": "^4.9.0",
-    "egg-mock": "^3.20.1",
-    "eslint": "^5.6.1",
-    "eslint-config-egg": "^7.1.0",
+    "egg": "^2.22.2",
+    "egg-bin": "^4.13.0",
+    "egg-mock": "^3.23.1",
+    "eslint": "^6.0.0",
+    "eslint-config-egg": "^7.4.1",
     "is-type-of": "^1.2.1"
   },
   "engines": {